As it turns out, you can assign a pseudo tty when using docker run and still put it into the background and I'll show you how and why you might want to do so! You probably know the following docker run parameters: -t : Allocate a pseudo-tty-i : Keep STDIN [...]
While this guide applies to Linux distributions in general, the commands and package names shown here are specifically for Debian/Ubuntu servers and desktops. In most cases, you'll just have to adapt the apt command and package name for your distribution if you're not on a Debian based system. Many guides [...]
If you're on a first generation Raspberry Pi you don't have much RAM, so it makes sense to increase the swapfile size to be able to do more with your Pi. I'll show you how! First, edit the file /etc/dphys-swapfile sudo nano /etc/dphys-swapfile Change the line: CONF_SWAPSIZE=100 To something like: [...]
In the previous post I told you about the different modes a Huawei USB "internet stick" may have and what for. And since we want to make an SMS-Email gateway, we'll want to put our USB stick into modem mode so that it will act as USB serial device that [...]
I just wanted to share an interesting detail about those Huawei USB "internet sticks" you can buy to surf with your laptop on the go. They're quite versatile! You probably know the old school USB modems, that you plug in and your OS will ask for the SIM pin (if [...]
As you might know, Raspberry Pi 3/3+/4 all have a 64bit CPU but Raspbian (the official and default system for the Raspberry Pi) is 32-bit. In this guide I will show you how to switch the kernel to 64-bit, however I only recommend doing this with the latest Rasbian Lite [...]
Today we'll set up a DoH forwarder which will act as DNS server that will accept queries and forward them to a DNS over HTTPS provider of your choosing. This is useful when you want to run a local forwarder so that your ISP or attackers cannot spy on- or [...]
We can do this easily using curl, Gotify and a crontab one-liner (cronjob)! I'll show you how! This assumes you already have Gotify installed and set up, you can get the server and app for free on gotify.net (yes it's self-hosted)! Sign in to your Gotify server's dashboard, and then [...]
Sometimes you have to SSH into different devices with the same IP address, for example when you flash routers with OpenWrt and want to do initial configuration. One annoyance with that is fingerprint checking, as the fingerprint will be different for every new device but the IP will stay the [...]
A theoretical setup where the encryption key is in the initramfs. You are encouraged to put /boot on a separate USB stick, or if you know what you're doing, make sure you're using classic HDDs, where you can safely erase the key on decommission.